State | New York |
---|---|
Name | Olivine pyroxenite |
Geologic age | Upper Ordovician |
Lithologic constituents |
Major
Igneous > Plutonic > Ultramafic > PyroxeniteOlivine pyroxenite
Minor
Igneous > Plutonic > Ultramafic > Peridotitelocal peridotite
|
Comments | part of Cortlandt and Smaller Mafic Complexes. |
References | Fisher, D.W., Isachsen, Y.W., and Rickard, L.V., 1970, Geologic Map of New York State, consisting of 5 sheets: Niagara, Finger Lakes, Hudson-Mohawk, Adirondack, and Lower Hudson, New York State Museum and Science Service, Map and Chart Series No. 15, scale 1:250,000. |
NGMDB product | |
Counties | Rockland - Westchester |